Unions, Collers & Gaskets

In this section you will find sensors and small parts including heater o-rings and gaskets. Suitable for all major branded heaters and spas.

See also:  
Low Flow Heaters    
Heater Elements   
Flow Thru Heaters 

Helpful Artical: 
Replacing a Balboa Heater

Unsure what replacement part you need? Send us an image of your part

In this section you will find sensors and small parts including heater o-rings and gaskets. Suitable for all major branded heaters and spas.

See also:  
Low Flow Heaters    
Heater Elements   
Flow Thru Heaters 

Helpful Artical: 
Replacing a Balboa Heater

Unsure what replacement part you need? Send us an image of your part

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Spares Available
  • Balboa
  • Centre Bead
  • 2.00" Inch Inside diameter
  • Suitable for Heater & Pump Unions
In stock 106 in stock
In stock Same day dispatch on orders before 14:30
£0.99
Saving: £0.08
  • Balboa M7 Sensor
  • 30cm Cable Length
  • Suitable for GS/GL Spa Packs
  • 53605

  • » Find out more
    In stock 12 in stock
    In stock Same day dispatch on orders before 14:30
    £23.99
    Saving: £5.68
    • Gasket
    • 1.5" inside diameter
    • Suitable for Heaters
    In stock 32 in stock
    In stock Same day dispatch on orders before 14:30
    £0.99
    Saving: £0.06
  • HydroAir Heater Tailpiece
  • Metric 50mm I/D
  • Grey
  • In stock 8 in stock
    In stock Same day dispatch on orders before 14:30
    £3.49
    Saving: £2.17
    • Suitable for In.clear & In.Therm
    • Includes required screws
    • Black Finish
    In stock 3 in stock
    In stock Same day dispatch on orders before 14:30
    £16.99
    Saving: £3.98
    • O Ring
    • 13mm O/D
    • 2mm Thickness
    • Suitable for Spa-Quip Optical Water Sensor
    In stock 7 in stock
    In stock Same day dispatch on orders before 14:30
    £0.99
     
    • O Ring
    • 68mm OD
    • 2.5mm Thickness
    • Suitable for 2" Heater Tail Pieces (union)
    In stock 28 in stock
    In stock Same day dispatch on orders before 14:30
    £0.62
    Saving: £0.11
    • O Ring
    • 76mm O/D
    • 3.5mm Thickness
    • Suitable for 2.50" Pump / Heater Unions
    In stock 20 in stock
    In stock Same day dispatch on orders before 14:30
    £1.36
    Saving: £0.24
    • Pump Union Heat Stick
    • Generates Heat via Friction.
    • Connection type: Glued Female Socket.
    • Connection Size: 1.5" (48mm)
    In stock 1 in stock
    In stock Same day dispatch on orders before 14:30
    £25.49
    Saving: £6.19
    • Spa-Quip Auto Reset Klixon
    • Suitable for All Spa-Quip Heaters
    • Power: 12vac
    In stock 7 in stock
    In stock Same day dispatch on orders before 14:30
    £4.99
    Saving: £0.93
    • Spa-Quip Heater Union
    • Single Unit
    • Suitable for SP600/SP601/SP800/SP1200
    In stock 1 in stock
    In stock Same day dispatch on orders before 14:30
    £29.49
    Saving: £9.41
    • Split nut union
    • 1.5 inch size
    • Supplied with screws
    In stock 21 in stock
    In stock Same day dispatch on orders before 14:30
    £3.49
    Saving: £0.56
  • Split nut union
  • 2.00" inch size
  • Supplied with screws
  • In stock 13 in stock
    In stock Same day dispatch on orders before 14:30
    £2.99
    Saving: £0.78
    • Split Nut Heater Union
    • 2.0" O/D
    • For Balboa Heater Units
    In stock 22 in stock
    In stock Same day dispatch on orders before 14:30
    £4.49
    Saving: £0.35
    • Waterway Flat Gasket
    • 1.50" inside diameter
    • White
    • Suitable for Unions
    In stock 51 in stock
    In stock Same day dispatch on orders before 14:30
    £0.65
    Saving: £0.11
    • Waterway Flat Gasket
    • 2.00" O/D
    • White
    • Suitable for Unions
    In stock 33 in stock
    In stock Same day dispatch on orders before 14:30
    £0.77
    Saving: £0.13
    • Waterway Gasket
    • Centre Bead
    • 2.00" Inch Inside diameter
    • Suitable for Heater & Pump Unions
    In stock 98 in stock
    In stock Same day dispatch on orders before 14:30
    £0.82
    Saving: £0.15
    • Waterway Gasket
    • Centre Bead
    • 3.50" Inch OD
    • Suitable for Heater & Pump Unions
    In stock 85 in stock
    In stock Same day dispatch on orders before 14:30
    In stock More stock (20) on order
    £0.65
    Saving: £0.11
    • Waterway Gasket
    • Flat/Bead Single Side
    • 60mm OD x 5.0mm
    In stock 14 in stock
    In stock Same day dispatch on orders before 14:30
    £0.99
     
    • Waterway Gasket
    • With Centre Bead
    • 1.5" inside diameter
    In stock 32 in stock
    In stock Same day dispatch on orders before 14:30
    £0.99
    Saving: £0.06
  • Waterway Heater Tailpiece
  • 1.50" Socket
  • White
  • PVC Plastic
  • In stock 8 in stock
    In stock Same day dispatch on orders before 14:30
    £1.99
    Saving: £0.27
    • Waterway Heater Tailpiece
    • 2.00" Socket
    • White
    • PVC Plastic
    In stock 20 in stock
    In stock Same day dispatch on orders before 14:30
    £2.49
    Saving: £0.58
    • Waterway Heater Tailpiece
    • 2.00" Spigot
    • White
    • PVC Plastic
    In stock 11 in stock
    In stock Same day dispatch on orders before 14:30
    £2.49
    Saving: £0.51